Samsung

PM871a M.2 2280 256GB SED

PM871a M.2 2280 256GB SED
BENCHMARKS (113)
MKT (0%)
BUILDS
(0)

Effective Speed -10%Effective Speed -10%Average Score -11%Read -5%, Write -1%, 4K Read -18%, 4K Write -27%, Mixed 1%, 4K Mixed -16%, SusWrite -7%Peak Score -3%Read -1%, Write -1%, 4K Read 1%, 4K Write -18%, Mixed 16%, 4K Mixed -2%, SusWrite -17%Value & Sentiment User Rating -14%, Market Share -∞%Nice To Haves +4% DQ Read 4%, DQ Write -4%, DQ Mixed 8%, ADQ Read -3%, ADQ Write 2%, ADQ Mixed 8%, Age 17%, AS-SSD Total -1%

Average Bench: 89.7% (333^rd of 1072)

Based on 113 user benchmarks. Model: SAMSUNG SSD PM871a M.2 2280 256GB SED

Poor: 66%Average: 89.7% Great: 113%

Popular builds with this SSD

Very good average bench

The Samsung PM871a M.2 2280 256GB SED averaged just 10.2% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung PM871a M.2 2280 256GB SED near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 281MB/s

Avg. 4K Random Mixed IO Speed 38.8MB/s

See where your SSD ranks →

Average consistency

The range of scores (95th - 5th percentile) for the Samsung PM871a M.2 2280 256GB SED is 47.6%. This is a relatively wide range which indicates that the Samsung PM871a M.2 2280 256GB SED performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 276MB/s

Avg. Sequential Mixed IO Speed 361MB/s

Average Bench

(Based on 113 samples)

Rank 33389.7%

Min	Avg	Max
348	Read 434	502
300	Write 400	479
286	Mixed 361	492
168	SusWrite 276	332
82.6% 368 MB/s

Min	Avg	Max
12.5	4K Read 29.1	43.6
25.2	4K Write 68.9	104
15.6	4K Mixed 38.8	56.9
130% 45.6 MB/s

Min	Avg	Max
29.1	DQ Read 316	381
111	DQ Write 294	344
22.3	DQ Mixed 281	357
217% 297 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

The fastest SSD (mainstream) averages a speed of 100%

ZAF-User, 4 months ago.

3GB free (System drive)

Firmware: MAV22D6Q

SusWrite @10s intervals: 362 182 135 135 132 123 MB/s

102% Outstanding

Write 445

Mixed 390

SusWrite 178

85% 379 MB/s

4K Read 40.8

4K Write 102

4K Mixed 53.7

185% 65.7 MB/s

DQ Read 318

DQ Write 304

DQ Mixed 317

236% 313 MB/s

ECU-User, 3 months ago.

191GB free (System drive)

Firmware: MAV22D6Q

SusWrite @10s intervals: 316 295 309 312 315 314 MB/s

82.5% Excellent

Write 382

Mixed 346

SusWrite 310

82% 364 MB/s

4K Read 24.5

4K Write 50.9

4K Mixed 33.9

108% 36.4 MB/s

DQ Read 342

DQ Write 242

DQ Mixed 284

214% 290 MB/s

UKR-User, 16 days ago.

204GB free (System drive)

Firmware: MAV22D6Q

SusWrite @10s intervals: 282 296 312 308 316 313 MB/s

74.4% Very good

Write 375

Mixed 334

SusWrite 304

79% 353 MB/s

4K Read 16.7

4K Write 52

4K Mixed 25.3

85% 31.3 MB/s

DQ Read 342

DQ Write 261

DQ Mixed 286

218% 296 MB/s

EST-User, 4 months ago.

163GB free (System drive)

Firmware: MAV22D6Q

SusWrite @10s intervals: 246 247 283 272 235 233 MB/s

71.6% Very good

Write 345

Mixed 337

SusWrite 252

72% 322 MB/s

4K Read 22.3

4K Write 40.6

4K Mixed 27.8

91% 30.2 MB/s

DQ Read 342

DQ Write 272

DQ Mixed 296

224% 303 MB/s

AUT-User, 22 days ago.

159GB free (System drive)

Firmware: MAV22D6Q

SusWrite @10s intervals: 213 212 211 209 222 262 MB/s

70.2% Very good

Write 158

Mixed 228

SusWrite 222

57% 257 MB/s

4K Read 19.9

4K Write 45.7

4K Mixed 26.1

88% 30.6 MB/s

DQ Read 327

DQ Write 237

DQ Mixed 221

182% 262 MB/s

FIN-User, 3 months ago.

180GB free (System drive)

Firmware: MAV22D6Q

SusWrite @10s intervals: 306 265 298 291 289 286 MB/s

62.3% Good

Write 324

Mixed 308

SusWrite 289

71% 315 MB/s

4K Read 15.1

4K Write 34.6

4K Mixed 18.6

65% 22.8 MB/s

DQ Read 286

DQ Write 207

DQ Mixed 231

177% 242 MB/s

SRB-User, 2 months ago.

189GB free (System drive)

Firmware: MAV22D6Q

SusWrite @10s intervals: 247 241 287 242 220 226 MB/s

61.9% Good

Write 310

Mixed 283

SusWrite 244

66% 296 MB/s

4K Read 19.9

4K Write 30.5

4K Mixed 23.4

76% 24.6 MB/s

DQ Read 215

DQ Write 207

DQ Mixed 208

157% 210 MB/s

CAN-User, 5 months ago.

204GB free (System drive)

Firmware: MAV22D6Q

SusWrite @10s intervals: 300 271 287 239 251 271 MB/s

61.4% Good

Write 266

Mixed 260

SusWrite 270

61% 270 MB/s

4K Read 14.4

4K Write 34

4K Mixed 20.5

66% 23 MB/s

DQ Read 303

DQ Write 275

DQ Mixed 286

216% 288 MB/s

113 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,658,276 SSDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU

GPU

SSD

HDD

RAM

MBD

Typical PM871a M.2 2280 256GB SED Builds (Compare 3,204 builds) See popular component choices, score breakdowns and rankings

Gaming 6%

Tree trunk

Desktop 44%

Speed boat

Workstation 6%

Tree trunk

System: Dell Latitude 5480

CPU
Core i5-6300UIntelBench 40%, 59,619 samples	674x
Core i5-7300UIntelBench 45%, 24,421 samples	623x
Core i7-7820HQIntelBench 63%, 15,851 samples	446x

GPU
HD 620 (Mobile Kaby Lake)IntelBench 5%, 387,149 samples	1,209x
HD 520 (Mobile Skylake)IntelBench 4%, 362,113 samples	957x
HD Graphics 630IntelBench 5%, 310,249 samples	725x

SSD
PM871a M.2 2280 256GB SEDSamsungBench 90%, 113 samples	1x

RAM
HMA81GS6AFR8N-UH 1x8GBUnknownBench 37%, 41,676 samples	610x
8ATF1G64HZ-2G3H1 1x8GBUnknownBench 37%, 4,259 samples	180x
HMA81GS6AFR8N-UH 2x8GBUnknownBench 70%, 27,567 samples	168x

EDIT WITH CUSTOM PC BUILDER

Popular PM871a M.2 2280 256GB SED systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute

Welcome to our PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best value for money upgrades.

UserBenchmark of the month

Gaming

Desktop

ProGaming

CPU

GPU

SSD

HDD

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USB

How it works

- Download and run UserBenchmark
- CPU tests include: integer, floating and string
- GPU tests include: six 3D game simulations
- Drive tests include: read, write, sustained write and mixed IO
- RAM tests include: single/multi core bandwidth and latency
- SkillBench (space shooter) tests user input accuracy
- Reports are generated and presented on userbenchmark.com
- Identify the strongest components in your PC
- See speed test results from other users
- Compare your components to the current market leaders
- Explore your best upgrade options with a virtual PC build
- Compare your in-game FPS to other users with your hardware

Solid State Drive Rankings (Price vs Performance) April 2024 SSD Rankings

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. ^[SSDrivePro]

Group Test Results

Best user rated - User sentiment trumps benchmarks for this comparison.
Best value for money - Value for money is based on real world performance.
Fastest real world speed - Real World Speed measures performance for typical consumers.

1072 Drives (Compared) Thousands of user benchmarks compiled into one comparison list

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

Frequently Asked Questions

Storage Devices FAQ

What is sustained sequential write speed?

What’s the difference between SLC, MLC and TLC?

What is 3D XPoint and how fast is it?

What’s the difference between SATA, PCIe and NVMe?

What’s the difference between NAND and V-NAND?

What is sequential write speed?

What is sequential read speed?

What is incompressible data?

What is queue depth?

Solid State Drives

What is the SSD value for money rating?

What is 4K 64 thread write speed?

Can CPU power saving states (C1,C2,C3) impact SSD speed?

What is the effective SSD speed index?

How is the AS SSD write score calculated?

How is the AS SSD read score calculated?

How is the AS SSD total score calculated?

ALL FAQs »

CPU	GPU	SSD
Intel Core i5-13600K $279	Nvidia RTX 4060 $300	Crucial MX500 250GB $40
Intel Core i5-12400F $134	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $184	Nvidia RTX 4070 $409	Samsung 860 Evo 250GB $52

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16

Samsung

PM871a M.2 2280 256GB SED

Average Bench: 89.7% (333^rd of 1072)

Popular builds with this SSD

Very good average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Latitude 5480

Popular PM871a M.2 2280 256GB SED systems:

UserBenchmark of the month

How it works

Group Test Results

Comments

Speed Comparisons

Frequently Asked Questions

Best User Rated

Samsung

PM871a M.2 2280 256GB SED

Average Bench: 89.7% (333rd of 1072)

Popular builds with this SSD

Very good average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Latitude 5480

Popular PM871a M.2 2280 256GB SED systems:

UserBenchmark of the month

How it works

Group Test Results

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Comments

Speed Comparisons

Frequently Asked Questions

Best User Rated

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Average Bench: 89.7% (333^rd of 1072)